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Digital Electronics

Digital Electronics
When an input signal 1 is applied to a NOT gate, the output is ___________.

1
Either 0 & 1
None of these

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Digital Electronics
The NAND gate can function as a NOT gate if

 all inputs are connected together
 inputs are left open
 one input is set to 1
 one input is set to 0

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Digital Electronics
AND operation is equivalant to

 Division
 Intersection
 Both B and C
 Union

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Digital Electronics
How many input and output required for demultiplexer ?

None of these
 one input and many output
 one input and one output
 number of selection inputs and one output

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Digital Electronics
The number FF in base-16 systems will be equal to ________ in binary system.

 10101010
 10011001
 11101110
 11111111

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Digital Electronics
A 15-bit Hamming code requires

 5 parity bits
 none of these.
 4 parity bits
 15 parity bits

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